Static task
static1
Behavioral task
behavioral1
Sample
2024-05-24_55ae8850aca728de38333d2b5ef23e65_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-24_55ae8850aca728de38333d2b5ef23e65_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-24_55ae8850aca728de38333d2b5ef23e65_cryptolocker
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Size
88KB
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MD5
55ae8850aca728de38333d2b5ef23e65
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SHA1
ed39a081b13bf5f95a40e6bf0ca9aa4c9a2a8de8
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SHA256
8949814053f6dfa3aff3c30cf0e9ad63188366e2a140b534882613c0cbf5f2d5
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SHA512
e29987abb4d94bd665aee8f41f5e4eebaa822d7c0cd57c83d3efd56d9fbf72a95fdc6596c478316e3a5498c46afa661b062a94bf433addc8c5128b45b1990917
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRvw:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8Bw
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-24_55ae8850aca728de38333d2b5ef23e65_cryptolocker
Files
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2024-05-24_55ae8850aca728de38333d2b5ef23e65_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 910B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE